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ITMI20030514A1 - Metodo e dispositivo per determinare la frequenza di - Google Patents

Metodo e dispositivo per determinare la frequenza di

Info

Publication number
ITMI20030514A1
ITMI20030514A1 IT000514A ITMI20030514A ITMI20030514A1 IT MI20030514 A1 ITMI20030514 A1 IT MI20030514A1 IT 000514 A IT000514 A IT 000514A IT MI20030514 A ITMI20030514 A IT MI20030514A IT MI20030514 A1 ITMI20030514 A1 IT MI20030514A1
Authority
IT
Italy
Prior art keywords
frequency
Prior art date
Application number
IT000514A
Other languages
English (en)
Inventor
Vittorio Ferrari
Daniele Marioli
Andrea Taroni
Original Assignee
Uni Degli Studi Brescia
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Uni Degli Studi Brescia filed Critical Uni Degli Studi Brescia
Priority to IT000514A priority Critical patent/ITMI20030514A1/it
Priority to US10/549,327 priority patent/US20060232281A1/en
Priority to CN200480011022.2A priority patent/CN1813186A/zh
Priority to EP04720935A priority patent/EP1608958A1/en
Priority to PCT/IB2004/000748 priority patent/WO2004083839A1/en
Priority to JP2006506344A priority patent/JP2006520899A/ja
Publication of ITMI20030514A1 publication Critical patent/ITMI20030514A1/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/02—Analysing fluids
    • G01N29/036—Analysing fluids by measuring frequency or resonance of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/025—Change of phase or condition
    • G01N2291/0256—Adsorption, desorption, surface mass change, e.g. on biosensors

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
IT000514A 2003-03-18 2003-03-18 Metodo e dispositivo per determinare la frequenza di ITMI20030514A1 (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT000514A ITMI20030514A1 (it) 2003-03-18 2003-03-18 Metodo e dispositivo per determinare la frequenza di
US10/549,327 US20060232281A1 (en) 2003-03-18 2004-03-16 Method and device for determining the resonant frequency of resonant piezoelectric sensors
CN200480011022.2A CN1813186A (zh) 2003-03-18 2004-03-16 确定谐振压电传感器谐振频率的方法和设备
EP04720935A EP1608958A1 (en) 2003-03-18 2004-03-16 Method and device for determining the resonant frequency of a resonant piezoelectric sensor
PCT/IB2004/000748 WO2004083839A1 (en) 2003-03-18 2004-03-16 Method and device for determining the resonant frequency of resonant piezoelectric sensors
JP2006506344A JP2006520899A (ja) 2003-03-18 2004-03-16 共振圧電センサの共振周波数を決定する方法および装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000514A ITMI20030514A1 (it) 2003-03-18 2003-03-18 Metodo e dispositivo per determinare la frequenza di

Publications (1)

Publication Number Publication Date
ITMI20030514A1 true ITMI20030514A1 (it) 2004-09-19

Family

ID=33017969

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000514A ITMI20030514A1 (it) 2003-03-18 2003-03-18 Metodo e dispositivo per determinare la frequenza di

Country Status (6)

Country Link
US (1) US20060232281A1 (it)
EP (1) EP1608958A1 (it)
JP (1) JP2006520899A (it)
CN (1) CN1813186A (it)
IT (1) ITMI20030514A1 (it)
WO (1) WO2004083839A1 (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010149811A1 (es) 2009-06-23 2010-12-29 Universidad Politécnica De Valencia Método y dispositivo de nanogravimetría en medios fluidos basado en resonadores piezoeléctricos

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4952356B2 (ja) * 2007-04-23 2012-06-13 セイコーエプソン株式会社 液体検出装置、液体噴射装置および液体検出方法
FI121898B (fi) 2008-07-01 2011-05-31 Valtion Teknillinen Menetelmä ja laite impedanssin mittaamiseksi
US8159347B2 (en) * 2008-09-25 2012-04-17 General Electric Company Sensors having gap based sensing devices and methods of making and using the same
US7954383B2 (en) * 2008-12-03 2011-06-07 Rosemount Inc. Method and apparatus for pressure measurement using fill tube
US7870791B2 (en) * 2008-12-03 2011-01-18 Rosemount Inc. Method and apparatus for pressure measurement using quartz crystal
US8327713B2 (en) * 2008-12-03 2012-12-11 Rosemount Inc. Method and apparatus for pressure measurement using magnetic property
US8132464B2 (en) 2010-07-12 2012-03-13 Rosemount Inc. Differential pressure transmitter with complimentary dual absolute pressure sensors
CN102508034B (zh) * 2011-10-25 2014-08-06 上海交通大学 微固体模态陀螺等效电路的参数测量方法及装置
CN102538949B (zh) * 2011-12-13 2013-08-21 江苏大学 一种基于石墨烯片层的纳机电谐振式传感器及其制作方法
US20130245158A1 (en) * 2012-03-19 2013-09-19 Kemira Oyj Methods of measuring a characteristic of a creping adhesive film and methods of modifying the creping adhesive film
PL2667159T3 (pl) * 2012-05-24 2022-05-02 Air Products And Chemicals, Inc. Sposób oraz urządzenie dla mierzenia masowego natężenia przepływu gazu
US8752433B2 (en) 2012-06-19 2014-06-17 Rosemount Inc. Differential pressure transmitter with pressure sensor
EP3194962B1 (en) 2014-09-15 2019-04-03 Qorvo Us, Inc. Mass detection through redox coupling
CN105300827A (zh) * 2015-11-02 2016-02-03 北京至感传感器技术研究院有限公司 液体油的酸值的在线检测装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4358742A (en) * 1980-03-07 1982-11-09 The Singer Company Transimpedance oscillator having high gain amplifier
US4788466A (en) * 1987-11-09 1988-11-29 University Of Arkansas Piezoelectric sensor Q-loss compensation
AT393416B (de) * 1989-04-27 1991-10-25 Avl Verbrennungskraft Messtech Messverfahren zur bestimmung bzw. ueberwachung von mechanischen und/oder physikalischen groessen
GB9226522D0 (en) * 1992-12-19 1993-02-10 Harvey Geoffrey P Power saving electronic logic circuit
US5568095A (en) * 1994-11-21 1996-10-22 United Technologies Automotive, Inc. Balanced oscillator and transmitter arrangement
US6225873B1 (en) * 1995-12-01 2001-05-01 Lear Automotive Dearborn, Inc. Frequency shift key modulating oscillator
US5969462A (en) * 1998-06-18 1999-10-19 Cts Corporation Extensional mode piezoelectric crystal resonator with split electrodes and transformer driving circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010149811A1 (es) 2009-06-23 2010-12-29 Universidad Politécnica De Valencia Método y dispositivo de nanogravimetría en medios fluidos basado en resonadores piezoeléctricos

Also Published As

Publication number Publication date
WO2004083839A1 (en) 2004-09-30
EP1608958A1 (en) 2005-12-28
CN1813186A (zh) 2006-08-02
US20060232281A1 (en) 2006-10-19
JP2006520899A (ja) 2006-09-14

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